Originally Posted by mapleridge
I am actually thinking of using another set of stock mid pipes with some magnaflow high flow cats just so I don't have the smell.
i was actually just thinking about the same thing.. too bad there's so little dyno info onour so idk if for me it would be worth it to switch to high flow cats further downstream
2007 TiAg 328xi: AA Tune, AFE intake, Full exhaust, 335xi Brakes, H&R RSB, UUC FSB, H&R Sports, Billy Sports...BBS SR 17x8
1985 Gazelle Beige 325e: Poly everything, e24 3.25 LSD, 225 lb weight reduction, Corbeau FX1, Shifter machined by me, roll bar, harness, all the other goodies. My "Racecar"...15x7 BBS RA